laws in four states remain but tougher laws in at least six other states were either shelved or watered down, including those in a few swing states. >>> american airlines now says it knows why passenger seats broke loose causing a pair of emergency landings. they originally called for 8 of its aircraft to be inspected, later ordered 47 aircraft to be checked. they blame the problem on clamps that were not properly installed. they continue a contentious renegotiation over its labor agreements. both the airline and union representing its mechanics deny labor issues played know role in the seat problem. >>> here's your "first look" at some of the other news going on around america today. we are going to begin in minnesota where a wheelchair bound suspect suffered a brutal beating while in police custody. the officer pummeled the intoxicated man and pulled him out of his chair after being hit in the face. the department has now placed that officer on administrative leave and requested he be charged with assault. tough to watch there. >>> next to texas where a passer-by sprang into action to